Maintaining food production for a growing world population without compromising natural
resources for future generations represents one of the greatest challenges for agricultural …

Fertilizer use in modern agriculture is highly inefficient; much of the applied fertilizer is
released into the environment, causing environmental degradation. One way in which …

Improvement of plant iron nutrition as a consequence of metal complexation by humic
substances (HS) extracted from different sources has been widely reported. The presence of …

The physiological effects of humic substances (HS) on some aspects of plant growth and
metabolism are examined. Evidence has been presented on that the effect of HS on plant …

Earthworms (Eisenia foetida) produce humic substances that can influence plant growth by
mechanisms that are not yet clear. In this work, we investigated the effects of humic acids …

Background Global market of humic substances has been increasing steadily based on the
perception of the multifunctional properties as plant biostimulant, microbial vehicle and plant …

In the rhizosphere, exudates from plants and microorganisms as well as stable soil organic
matter influence processes that can control plant growth, microbial infections, and nutrient …

Numerous studies have reported the ability of humic substances to increase shoot growth in
different plant species cultivated under diverse growth conditions. However, the mechanism …

The responses of chicory plants to amendments with natural and synthetic surface active
substances, represented by either potassium humates from compost stabilised green waste …

The presence of humic substances (HS) in the environment has long been recognized
(Kononova, 1966; Schnitzer and Khan, 1972; Orlov, 1985; Frimmel and Christman, 1988) …